DE60101168T2 - PTC Verbundwerkstoff - Google Patents

PTC Verbundwerkstoff Download PDF

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Publication number
DE60101168T2
DE60101168T2 DE60101168T DE60101168T DE60101168T2 DE 60101168 T2 DE60101168 T2 DE 60101168T2 DE 60101168 T DE60101168 T DE 60101168T DE 60101168 T DE60101168 T DE 60101168T DE 60101168 T2 DE60101168 T2 DE 60101168T2
Authority
DE
Germany
Prior art keywords
ptc
ptc material
matrix
phase
conductive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60101168T
Other languages
German (de)
English (en)
Other versions
DE60101168D1 (de
Inventor
Yoshihiko Nagoya City Aichi Pref. Ishida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/497,845 external-priority patent/US6300862B1/en
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of DE60101168D1 publication Critical patent/DE60101168D1/de
Application granted granted Critical
Publication of DE60101168T2 publication Critical patent/DE60101168T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/447—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on phosphates, e.g. hydroxyapatite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
    • H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
    • H01C7/023—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances containing oxides or oxidic compounds, e.g. ferrites
DE60101168T 2000-02-03 2001-01-30 PTC Verbundwerkstoff Expired - Lifetime DE60101168T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US497845 2000-02-03
US09/497,845 US6300862B1 (en) 2000-02-03 2000-02-03 PTC composite material
US570749 2000-05-15
US09/570,749 US6472972B1 (en) 2000-02-03 2000-05-15 PTC composite material

Publications (2)

Publication Number Publication Date
DE60101168D1 DE60101168D1 (de) 2003-12-18
DE60101168T2 true DE60101168T2 (de) 2004-09-23

Family

ID=27052631

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60101168T Expired - Lifetime DE60101168T2 (de) 2000-02-03 2001-01-30 PTC Verbundwerkstoff

Country Status (5)

Country Link
US (1) US6472972B1 (ja)
EP (1) EP1122211B1 (ja)
JP (1) JP4393003B2 (ja)
CN (1) CN1187762C (ja)
DE (1) DE60101168T2 (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7132922B2 (en) * 2002-04-08 2006-11-07 Littelfuse, Inc. Direct application voltage variable material, components thereof and devices employing same
US7183891B2 (en) 2002-04-08 2007-02-27 Littelfuse, Inc. Direct application voltage variable material, devices employing same and methods of manufacturing such devices
WO2004001775A1 (ja) * 2002-06-19 2003-12-31 Matsushita Electric Industrial Co., Ltd. 柔軟性ｐｔｃ発熱体とその製造方法
US7306283B2 (en) 2002-11-21 2007-12-11 W.E.T. Automotive Systems Ag Heater for an automotive vehicle and method of forming same
WO2006131785A2 (en) 2004-03-22 2006-12-14 W.E.T. Automotive Systems Ag Heater for an automotive vehicle and method of forming same
US7271369B2 (en) * 2005-08-26 2007-09-18 Aem, Inc. Multilayer positive temperature coefficient device and method of making the same
JP5235687B2 (ja) * 2006-03-10 2013-07-10 リッテルフューズ，インコーポレイティド 無線ｉｃタグにおける静電放電の抑制方法
US20080127771A1 (en) * 2006-12-04 2008-06-05 General Electric Company Steering wheels with integrally molded positive temperature coefficient materials
US20090148657A1 (en) * 2007-12-05 2009-06-11 Jan Ihle Injection Molded PTC-Ceramics
DE102008009817A1 (de) * 2008-02-19 2009-08-27 Epcos Ag Verbundwerkstoff zur Temperaturmessung, Temperatursensor aufweisend den Verbundwerkstoff und Verfahren zur Herstellung des Verbundwerkstoffs und des Temperatursensors
KR100892175B1 (ko) * 2008-04-25 2009-04-10 정영훈 연료절감을 위한 다공성 산화반응 촉진재
FR2958934A1 (fr) * 2010-04-14 2011-10-21 Michel Davidovics Matrice a base de cristobalite nano-cristalline pour materiau composite fibreux thermostructural
JP2014099431A (ja) * 2012-11-13 2014-05-29 Nobuhiko Ishida コンポジットｐｔｃサーミスタ部材
JP2014099432A (ja) * 2012-11-13 2014-05-29 Nobuhiko Ishida 無機ｐｔｃサーミスタ部材
US9870850B2 (en) 2013-05-09 2018-01-16 National University Corporation Nagoya University PTC thermistor member
JP6318916B2 (ja) * 2013-08-30 2018-05-09 三菱マテリアル株式会社 サーミスタ用金属窒化物材料及びその製造方法並びにフィルム型サーミスタセンサ
JP6621170B2 (ja) * 2015-05-14 2019-12-18 国立大学法人名古屋大学 Ｐｔｃサーミスタ部材およびｐｔｃサーミスタ素子
CN105551698A (zh) * 2015-12-14 2016-05-04 天津凯华绝缘材料股份有限公司 一种pptc电极浆料及其制备方法
CN111933369B (zh) * 2020-08-17 2022-02-15 合肥福纳科技有限公司 热敏材料及其制备方法和热敏传感器
CN113233882A (zh) * 2021-05-17 2021-08-10 中南大学 一种体导电石英的制备方法
CN114786282B (zh) * 2022-04-24 2023-04-07 四川大学 一种具有正温度系数的自限温电伴热带及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3394438B2 (ja) * 1997-03-13 2003-04-07 日本碍子株式会社 コンポジットｐｔｃ材料
JP3340644B2 (ja) * 1997-03-21 2002-11-05 日本碍子株式会社 コンポジットｐｔｃ材料
JPH10270204A (ja) * 1997-03-26 1998-10-09 Tokin Corp 有機ｐｔｃ複合材料

Also Published As

Publication number Publication date
US6472972B1 (en) 2002-10-29
DE60101168D1 (de) 2003-12-18
CN1187762C (zh) 2005-02-02
JP2001237104A (ja) 2001-08-31
CN1307342A (zh) 2001-08-08
JP4393003B2 (ja) 2010-01-06
EP1122211A1 (en) 2001-08-08
EP1122211B1 (en) 2003-11-12

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